You decide to run a race with your friend over a distance d in a straight line. From previous races, you realized that you were faster than your friend, so you decide to give them a head start and begin to run a time t0 after them. Assume that you and your friend can achieve your respective maximum speeds almost instantly.

What does a triple-beam balance require the user to do? add the numbers from the three sliders to determine the mass of an object multiply the numbers from the three sliders to determine the mass of an object add the numbers from the three sliders to determine the volume of an object multiply the numbers from the three sliders to determine the volume of an object